[U-Boot] [RFC PATCH] tools: add a generic config for native tools building

[Otavio Salvador]

On Sat, Dec 1, 2018 at 12:18 PM Peter Robinson <pbrobinson at gmail.com> wrote:
> On Sat, 1 Dec 2018, 13:54 Tom Rini <trini at konsulko.com wrote:
> > On Sat, Dec 01, 2018 at 10:27:49AM +0000, Peter Robinson wrote:
> > > On Thu, Nov 29, 2018 at 6:40 PM Tom Rini <trini at konsulko.com> wrote:
> > > >
> > > > On Tue, Nov 27, 2018 at 06:20:08PM -0200, Otavio Salvador wrote:
> > > >
> > > > > The motivation for this is to allow distributions to distribute all
> > > > > possible tools in a generic way, avoiding the need of specific tools
> > > > > building for each machine.
> > > > >
> > > > > Especially on OpenEmbedded / Yocto Project ecosystem, it is very
> > > > > common each BSP to end providing their specific tools when they need
> > > > > to generate images for some SoC (e.g MX23 / MX28 in meta-freescale
> > > > > case).
> > > > >
> > > > > Using this, we can package the tools doing:
> > > > >
> > > > > $: make tools-only_defconfig
> > > > > $: make tools-only
> > > > >
> > > > > Signed-off-by: Otavio Salvador <otavio at ossystems.com.br>
> > > > > ---
> > > > >
> > > > >  configs/tools-only_defconfig | 3 +++
> > > > >  tools/Makefile               | 2 +-
> > > > >  2 files changed, 4 insertions(+), 1 deletion(-)
> > > > >  create mode 100644 configs/tools-only_defconfig
> > > > >
> > > > > diff --git a/configs/tools-only_defconfig
> > b/configs/tools-only_defconfig
> > > > > new file mode 100644
> > > > > index 0000000000..be69bdf43a
> > > > > --- /dev/null
> > > > > +++ b/configs/tools-only_defconfig
> > > > > @@ -0,0 +1,3 @@
> > > > > +CONFIG_SYS_TEXT_BASE=0
> > > > > +CONFIG_FIT=y
> > > > > +CONFIG_FIT_SIGNATURE=y
> > > > > diff --git a/tools/Makefile b/tools/Makefile
> > > > > index 3c0521f655..e916d0cebb 100644
> > > > > --- a/tools/Makefile
> > > > > +++ b/tools/Makefile
> > > > > @@ -124,7 +124,7 @@ fit_info-objs   := $(dumpimage-mkimage-objs)
> > fit_info.o
> > > > >  fit_check_sign-objs   := $(dumpimage-mkimage-objs) fit_check_sign.o
> > > > >  file2include-objs := file2include.o
> > > > >
> > > > > -ifneq ($(CONFIG_MX23)$(CONFIG_MX28),)
> > > > > +ifneq ($(CONFIG_MX23)$(CONFIG_MX28)$(CONFIG_FIT_SIGNATURE),)
> > > > >  # Add CONFIG_MXS into host CFLAGS, so we can check whether or not
> > register
> > > > >  # the mxsimage support within tools/mxsimage.c .
> > > > >  HOSTCFLAGS_mxsimage.o += -DCONFIG_MXS
> > > >
> > > > Adding in Peter since Fedora had this same problem crop up.  Does
> > > > something like this work for you guys?  Also adding in Vagrant
> > Cascadian
> > > > since Debian might want to switch to this too.  Thoughts?  Thanks!
> > >
> > > We currently use the tools-all option, details below, to build the
> > > tools, which broken in 2018.11 on non arm/x86 platforms due to the
> > > sandbox dep being added in there. I'm happy to adjust as necessary to
> > > fix that but I'm not sure the difference between tools-all vs the
> > > above.
> > >
> > > make CROSS_COMPILE="" defconfig V=1 O=builds/
> > > make CROSS_COMPILE="" tools-all V=1 O=builds/
> >
> > Well, with the above you would do tools-only_defconfig then tools-all,
> > and we would make sure to _not_ enable options in tools-only_defconfig
> > that may not build on some host platforms as it's intended only for
> > building tools rather than the myriad of things sandbox is used for.
> >
>
> That would be fine as far as I'm concerned.

If people are likely to use tools-all, we may use tools-all_defconfig
so we connect both. What do you think guys?

-- 
Otavio Salvador                             O.S. Systems
http://www.ossystems.com.br        http://code.ossystems.com.br
Mobile: +55 (53) 9 9981-7854          Mobile: +1 (347) 903-9750